56143353 has 16 divisors (see below), whose sum is σ = 85764096. Its totient is φ = 32002320.

The previous prime is 56143327. The next prime is 56143361. The reversal of 56143353 is 35334165.

It is a happy number.

It is not a de Polignac number, because 56143353 - 2⁶ = 56143289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56143353.

It is not an unprimeable number, because it can be changed into a prime (56143303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5950 + ... + 12152.

It is an arithmetic number, because the mean of its divisors is an integer number (5360256).

Almost surely, 2^56143353 is an apocalyptic number.

It is an amenable number.

56143353 is a deficient number, since it is larger than the sum of its proper divisors (29620743).

56143353 is a wasteful number, since it uses less digits than its factorization.

56143353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6644.

The product of its digits is 16200, while the sum is 30.

The square root of 56143353 is about 7492.8868268512. The cubic root of 56143353 is about 382.9124160338.

The spelling of 56143353 in words is "fifty-six million, one hundred forty-three thousand, three hundred fifty-three".